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New posts in hadoop

Using Hadoop, are my reducers guaranteed to get all the records with the same key?

hadoop mapreduce hive uniq

is it possible to use apache mahout without hadoop dependency?

how to select data from hive with specific partition?

hadoop hive

Exception: java.lang.Exception: When running with master 'yarn' either HADOOP_CONF_DIR or YARN_CONF_DIR must be set in the environment. in spark

Dynamic Partitioning + CREATE AS on HIVE

Hbase client can't connect to remote Hbase server

java hadoop hbase

Spark Driver memory and Application Master memory

Difference between `load data inpath ` and `location` in hive?

sql hadoop hive hdfs hiveql

Meaning of fs.defaultFS property in core-site.xml in hadoop

hadoop

How to use two versions of spark shell?

hadoop apache-spark version

Repair HBase table (unassigned region in transition)

hadoop hbase cloudera

get "ERROR: Can't get master address from ZooKeeper; znode data == null" when using Hbase shell

shell hadoop hbase

Get a yarn configuration from commandline

Spark: Inconsistent performance number in scaling number of cores

On what basis mapreduce framework decides whether to launch a combiner or not

hadoop mapreduce combiners

Could not find or load main class org.apache.hadoop.hdfs.server.namenode.Namenode

hadoop

no namenode error in pseudo-mode

hadoop

Hive creating a table but getting FAILED: SemanticException [Error 10035]: Column repeated in partitioning columns

hadoop hive

High throughput vs low latency in HDFS

terminating a spark step in aws